£17.00 11mm OSB3 Sheet quantity Add to basket Categories: Sheet Materials, Timber Additional information Additional information Dimensions 120 × 240 × 1.1 cm Related products 25mm X 50mm Treated Roof Batten £5.94 Select options 125mm X 32mm X 4.8m Decking Boards £12.12 Add to basket 6mm Hardwood Plywood £24.48 Add to basket 18mm Hardwood Plywood £49.50 Add to basket